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R-30 — Sand Poorly Graded

Name: Earth Pressure Coefficients — sand_poorly_graded: phi deg 30 · Ka 0.3333 dimensionless · K0 0.5 dimensionless · Kp 3 dimensionless · gamma kN m3 17 kN/m3
Creator: Engineering Database

Soil Category: Sand Poorly Graded
Phi Deg: 30
K0 (dimensionless): 0.5
Ka (dimensionless): 0.3333
Kp (dimensionless): 3
Cohesion kPa (kPa): 0
Cohesion Psf (psf): 0
Delta Wall Friction Deg (deg): 20
Description: Poorly Graded Sand (SP), USCS
Gamma kN M3 (kN/m3): 17
Gamma Pcf (pcf): 108

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